package org.a.b;
import java.awt.Point;

class FourDPoint extends Point{
	int x = 0, y = 0,z =0 ,t=0;
	FourDPoint(int x,int y,int z,int t){
		super(x,y);
		this.x = super.x;
		this.y = super.y;
		this.z = z;
		this.t = t;
	}

	public static void main(String[] args){
		FourDPoint myPoint = new FourDPoint(10,12,12,23);
		System.out.println("x = "+myPoint.x);
		System.out.println("y = "+myPoint.y);
		System.out.println("z = "+myPoint.z);
		System.out.println("t = "+myPoint.t);
	}
}